the next thing is how to be able to take that, which is science, and apply it to the art of teaching, and where the right balance is. the concern to often is where you divide metrics on the measurement site, the more teaching itself will be focused on metrics. i think really it comes down to figuring out what happens in that classroom, and that interaction between a teacher and a student. there are all sorts of technologies that improve that interaction. you want that teacher pay attention, and you want that teacher to be able to subscribe to a bigger community of teachers and practitioners. >> what is the priority for the pearson foundation? >> we are really interested in helping teachers and celebrating teachers. to the degree we can, working with other organizations, to get the word out about the practices, both in their classrooms and in their profession. >> some of the materials are available through you worldwide. >> pearson has a big investment in supporting teachers. we try to connect people, organizations like teachers unions, ministries of education, nonprofits, to see if we